Home / 266,117,645.40-399,176,468.10-262,534,464.60

Finding the Fourth Proportional to 266,117,645.40, 399,176,468.10 and 262,534,464.60

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Solution

The fourth proportional to 266,117,645.40, 399,176,468.10 and 262,534,464.60 is: 393,801,696.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,117,645.40 : 399,176,468.10 = 262,534,464.60 : x
  2. Step 2: Convert to fraction form
    266,117,645.40/399,176,468.10 = 262,534,464.60/x
  3. Step 3: Cross multiply
    266,117,645.40x = 399,176,468.10 × 262,534,464.60
  4. Step 4: Simplify right side
    266,117,645.40x = 104,797,580,333,552,480
  5. Step 5: Solve for x
    x = 104,797,580,333,552,480/266,117,645.40
  6. Step 6: Final answer
    x = 393,801,696.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.